function getQueryArray(query){
	if(query==null)query = window.location.search;
	var qsParm = new Array();
	query = query.substring(1);
	var parms = query.split('&');
	for (var i=0; i<parms.length; i++) {
	   var pos = parms[i].indexOf('=');
	   if (pos > 0) {
		  var key = parms[i].substring(0,pos);
		  var val = parms[i].substring(pos+1);
		  qsParm[key] = val;
	  }
	}
	return qsParm;
}